This circuit was found in an American medical documentation from 1970. The circuit rejects the 60 Hz noise pickup and generates 2.5 Hz signals. Equivalent components can be tested.
Found in a 90’s Popular Electronics, this circuit can use other power MOSFETs. The transformer has a...
Using a motorcycle or car ignition coil, this simple circuit can generate a few tens of thousands of...
April 2017 - Texas Instruments' new high-precision TMP468 sensor can now be obtained from Mouser...